NO20031917L - Kapasitiv måling av v¶skenivå ved bruk av en referansesensor - Google Patents

Kapasitiv måling av v¶skenivå ved bruk av en referansesensor

Info

Publication number
NO20031917L
NO20031917L NO20031917A NO20031917A NO20031917L NO 20031917 L NO20031917 L NO 20031917L NO 20031917 A NO20031917 A NO 20031917A NO 20031917 A NO20031917 A NO 20031917A NO 20031917 L NO20031917 L NO 20031917L
Authority
NO
Norway
Prior art keywords
liquid level
level measurement
reference sensor
capacitive liquid
capacitive
Prior art date
Application number
NO20031917A
Other languages
English (en)
Other versions
NO20031917D0 (no
Inventor
Stefano De Monte
Original Assignee
Cobo Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cobo Spa filed Critical Cobo Spa
Publication of NO20031917D0 publication Critical patent/NO20031917D0/no
Publication of NO20031917L publication Critical patent/NO20031917L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/268—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Level Indicators Using A Float (AREA)
NO20031917A 2001-08-30 2003-04-29 Kapasitiv måling av v¶skenivå ved bruk av en referansesensor NO20031917L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2001UD000139A ITUD20010139A1 (it) 2001-08-30 2001-08-30 Dispositivo e metodo per misurare il livello di liquido presente in un serbatoio di un veicolo di trasporto o di lavoro
PCT/IB2002/003489 WO2003023331A1 (en) 2001-08-30 2002-08-29 Capacitive liquid level measurement using a reference sensor

Publications (2)

Publication Number Publication Date
NO20031917D0 NO20031917D0 (no) 2003-04-29
NO20031917L true NO20031917L (no) 2003-06-24

Family

ID=11460633

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20031917A NO20031917L (no) 2001-08-30 2003-04-29 Kapasitiv måling av v¶skenivå ved bruk av en referansesensor

Country Status (3)

Country Link
IT (1) ITUD20010139A1 (no)
NO (1) NO20031917L (no)
WO (1) WO2003023331A1 (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103196037B (zh) * 2013-04-18 2015-04-08 苏州赛智达智能科技有限公司 内置一体的子母电容式传感器
CN103234597A (zh) * 2013-04-18 2013-08-07 苏州赛智达智能科技有限公司 旁置结构的子母电容式传感器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924702A (en) * 1989-03-10 1990-05-15 Kavlico Corporation Liquid level sensor
JPH05322629A (ja) * 1992-05-25 1993-12-07 Japan Aviation Electron Ind Ltd 静電容量式レベルセンサ
DE19511556C1 (de) * 1995-03-29 1996-07-25 Daimler Benz Ag Sensoranordnung

Also Published As

Publication number Publication date
ITUD20010139A1 (it) 2003-03-02
NO20031917D0 (no) 2003-04-29
WO2003023331A1 (en) 2003-03-20

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application